By School Mathematics Project
By Shakespeare, WILLIAM, Gibson, Rex
By Shakespeare, WILLIAM, Coles, Jane
By Andrews, Richard, Fisher, Angela
By Gibbs, Keith
By Clarke, Stephen, Sinker, John
By Johnston, Pamela
By Beaumont, Andy, Herrington, Jane, Wheatley, Rob
By Chaucer, Geoffrey, Allen, Valerie, Kirkham, David
By Jones, Martin
By Neville, Peter
By Seel, Graham E.
By Rook, Robin
By Gibson, Rex
By Chekhov, Anton, Woolland, Brian
By Bennett, Roy
By Sturman, Paul
By Ingram, Philip
By Brown, Richard
By Codrington, Stephen, Scott, Ken
By Taylor, D. J., Green, N. P. O., Stout, G. W., Soper, R., D. J. Taylor, N. P. O. Green, G. W. Stout